Improved 4x zoom system with premium, multi-coated lenses for edge-to-edge clarity and low light performance; Durable, integrated-eyepiece design has no-slip grip for easy adjustment in the field Sleek new design with finger adjustable turret knobs; Wide selection of reticles for both hunting and long-distance target shooting Positive steel-on-steel adjustments assure repeated accuracy Nitrogen-filled 1-inch scope tube prevents fogging, even in cold and rain, and is waterproof; Guaranteed by the Burris Forever Warranty